Chinese emperor Tang Taizong was best known for A establishing social services.
B expanding the size of his empire.
C providing free education for the poor.
D filling positions with Confucian scholars.

answer; ///because of what santa anna did to their bodies;

christopher columbus (1492–1504)

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

you aint got nothin on my lil weenies